its already discontinued and renamed: http://badminton-market.com/index.php?main_page=product_info&cPath=2_30&products_id=85
Nanodragon looks exactly the same except the cone design. Very forgiving racket to play with and not as stiff as the YY version. Was told 600 pieces produced for Nanotec ..dun know how true. I got on hand is S/N 243/600 and 549/600.